111
Steps
Screenshot
2.
Select
the
target
file
or
folder.
Select
a
partition
of
the
mounted
USB
storage
device
from
the
USB
flash
drive
drop
‐
down
list
box,
and
then
select
the
file
or
folder
to
be
deleted.
3.
Delete
the
target
file
or
folder.
Click
Delete
.
A
dialog
box
is
displayed.
Click
Yes
to
confirm
the
deletion
operation.
Exporting
the
System
Configuration
and
Database
Steps
Screenshot
1.
Right
‐
click
anywhere
in
the
preview
interface,
and
then
choose
Menu
>
Maintenance
>
Backup
.
The
system
backup
interface
is
displayed.
Содержание DVR300-08E
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